68415285

素因数分解:

$3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 111541248

約数和(自身を除く): 43125963

約数列:

[1, 3, 5, 15, 113, 181, 223, 339, 543, 565, 669, 905, 1115, 1695, 2715, 3345, 20453, 25199, 40363, 61359, 75597, 102265, 121089, 125995, 201815, 306795, 377985, 605445, 4561019, 13683057, 22805095, 68415285]

約数ペア:

[(1, 68415285), (3, 22805095), (5, 13683057), (15, 4561019), (113, 605445), (181, 377985), (223, 306795), (339, 201815), (543, 125995), (565, 121089), (669, 102265), (905, 75597), (1115, 61359), (1695, 40363), (2715, 25199), (3345, 20453)]